Crowley Lake
Key Takeaway
Crowley Lake is classified as low hazard in Oklahoma. It was completed in 1940 and is 86 years old. Its primary use is recreation.
Physical Details
| Dam Height | 16 ft (taller than 4.5% in OK) |
| Dam Length | 300 ft |
| Dam Type | Earth |
| Max Storage | 106 acre-ft |
| Normal Storage | 93 acre-ft |
| Surface Area | 8 acres |
| Max Discharge | 992 cfs |
| Year Completed | 1940 (86 years old) |
| NID ID | OK21381 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
OKLAHOMA CITY WATER UTILITIES TRUST
Local Government
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Low Hazard 20 ftFrequently Asked Questions
What is the hazard classification of Crowley Lake?
Crowley Lake is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Crowley Lake?
Crowley Lake is owned by OKLAHOMA CITY WATER UTILITIES TRUST (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Crowley Lake built?
Crowley Lake was completed in 1940, making it 86 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
What is the primary purpose of Crowley Lake?
Crowley Lake serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Crowley Lake?
Crowley Lake has a dam height of 16 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.
When was Crowley Lake last inspected?
Crowley Lake was last inspected on November 6, 2013. Inspection dates indicate when a formal review occurred, not the results of that inspection.